7 posts tagged with radio and communication.
Displaying 1 through 7 of 7. Subscribe:

I see a lot of large trucks carrying multiple antennas. What are they for? Are they HAM/CB by any chance? If they are what are the truckers talking about? [more inside]
posted by aeighty
on Aug 26, 2013 -
14 answers

If an alien located on a planet 100 light years from here was to switch on a big, multi-frequency radio receiver, and record all the noises coming from outer space for the next hundred years, on all frequencies, how many soap operas, advertisements and new broadcasts would they pick up from Earth? Would a mass-market radio, similar to our Earthly equivalents, pick up anything? Over time, as the number of Earth transmissions increases exponentially, would the alien pick up a cacophony or a damp fizzle? [more inside]
posted by 0bvious
on Feb 23, 2012 -
10 answers

In the aftermath of major natural disasters like, for example, an earthquake, hurricane or tornado, there exist certain conventions and procedures for communication - like, for example, channel 19 on a CB radio, or the emergency broadcast network on TV. When speaking in terms of RADIO-based communication, what are the protocols and technologies that are in place now that are most likely to be used in a crisis such as this? CB? AM/FM? [more inside]
posted by kbanas
on Feb 12, 2008 -
14 answers

About Ask MetaFilter

Ask MetaFilter is a question and answer site that covers nearly any question on earth, where members help each other solve problems. Ask MetaFilter is where thousands of life's little questions are answered.